Add PHP 8.3 and remove 8.0 and 8.1

Author: kenjis

.github/workflows/rector.yml

@@ -34,7 +34,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ['7.4', '8.0', '8.1', '8.2']
+        php-versions: ['7.4', '8.3']
 
     steps:
       - name: Checkout